<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>求1-100之间所有数的乘积</title>
</head>

<body>
    <script>
        var multiply = 1;
        for (var i = 1; i <= 100; i++) {
            multiply *= i;
        }
        console.log(multiply);
    </script>

</body>

</html>